Elements Of Modern Algebra
8th Edition
ISBN: 9781285463230
Author: Gilbert, Linda, Jimmie
Publisher: Cengage Learning,
expand_more
expand_more
format_list_bulleted
Question
Chapter 8.3, Problem 15E
To determine
To prove:
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
3. Let F be a field and let a(x), b(x), c(x), d(x), and e(x) be
polynomials in F[x] with a(x) ‡ 0F. If ged(a(x)b(x), a(x)c(x)) = e(x)
and ged(b(x), c(x)) = d(x), then show that e(x) divides a(x)d(x).
Let F be a field and let p(x) E F[x]. If f(x), g(x) E F[x] and
deg f(x) < deg p(x) and deg g(x) < deg p(x), show that f(x) +
(p(x))
= g(x) + (p(x)) implies f(x)
= g(x). (This exercise is
Let F be a field and aeF be such that
[F (a): F]=5. Show that F(a)= F(x³).
Chapter 8 Solutions
Elements Of Modern Algebra
Ch. 8.1 - True or False
Label each of the following...Ch. 8.1 - Prob. 2TFECh. 8.1 - Prob. 3TFECh. 8.1 - Prob. 4TFECh. 8.1 - Prob. 5TFECh. 8.1 - Prob. 6TFECh. 8.1 - Prob. 7TFECh. 8.1 - Prob. 1ECh. 8.1 - Prob. 2ECh. 8.1 - Prob. 3E
Ch. 8.1 - Consider the following polynomial over Z9, where a...Ch. 8.1 - 5. Decide whether each of the following subset is...Ch. 8.1 - Determine which subset in Exercise 5 are ideals of...Ch. 8.1 - Prove that [ x ]={ a0+a1x+...+anxna0=2kfork }, the...Ch. 8.1 - Prob. 8ECh. 8.1 - Prob. 9ECh. 8.1 - Let R be a commutative ring with unity. Prove that...Ch. 8.1 - 11. a. List all the polynomials in that have...Ch. 8.1 - a. Find a nonconstant polynomial in Z4[ x ], if...Ch. 8.1 - Prob. 13ECh. 8.1 - 14. Prove or disprove that is a field if is a...Ch. 8.1 - 15. Prove that if is an ideal in a commutative...Ch. 8.1 - a. If R is a commutative ring with unity, show...Ch. 8.1 - Prob. 17ECh. 8.1 - 18. Let be a commutative ring with unity, and let...Ch. 8.1 - Prob. 19ECh. 8.1 - Consider the mapping :Z[ x ]Zk[ x ] defined by...Ch. 8.1 - Describe the kernel of epimorphism in Exercise...Ch. 8.1 - Assume that each of R and S is a commutative ring...Ch. 8.1 - Describe the kernel of epimorphism in Exercise...Ch. 8.1 - Prob. 24ECh. 8.1 - (See exercise 24.) Show that the relation...Ch. 8.2 - Label each of the following statements as either...Ch. 8.2 - Prob. 2TFECh. 8.2 - Prob. 3TFECh. 8.2 - Prob. 1ECh. 8.2 - Prob. 2ECh. 8.2 - Prob. 3ECh. 8.2 - For , , and given in Exercises 1-6, find and in...Ch. 8.2 - Prob. 5ECh. 8.2 - For , , and given in Exercises 1-6, find and in...Ch. 8.2 - Prob. 7ECh. 8.2 - Prob. 8ECh. 8.2 - Prob. 9ECh. 8.2 - Prob. 10ECh. 8.2 - For f(x), g(x), and Zn[ x ] given in Exercises...Ch. 8.2 - For f(x), g(x), and Zn[ x ] given in Exercises...Ch. 8.2 - Prob. 13ECh. 8.2 - Prob. 14ECh. 8.2 - Prob. 15ECh. 8.2 - Prob. 16ECh. 8.2 - Prob. 17ECh. 8.2 - Prob. 18ECh. 8.2 - Prob. 19ECh. 8.2 - Prob. 20ECh. 8.2 - Prob. 21ECh. 8.2 - Prob. 22ECh. 8.2 - Prob. 23ECh. 8.2 - Prob. 24ECh. 8.2 - Prob. 25ECh. 8.2 - Prob. 26ECh. 8.2 - Prob. 27ECh. 8.2 - Prob. 28ECh. 8.2 - Prob. 29ECh. 8.2 - Prob. 30ECh. 8.2 - Prob. 31ECh. 8.2 - Prob. 32ECh. 8.2 - Prob. 33ECh. 8.2 - Prob. 34ECh. 8.2 - Prob. 35ECh. 8.3 - True or False
Label each of the following...Ch. 8.3 - Label each of the following statements as either...Ch. 8.3 - Prob. 3TFECh. 8.3 - True or False
Label each of the following...Ch. 8.3 - Prob. 5TFECh. 8.3 - Prob. 6TFECh. 8.3 - Prob. 7TFECh. 8.3 - True or False
Label each of the following...Ch. 8.3 - Prob. 9TFECh. 8.3 - Prob. 1ECh. 8.3 - Let Q denote the field of rational numbers, R the...Ch. 8.3 - Find all monic irreducible polynomials of degree 2...Ch. 8.3 - Write each of the following polynomials as a...Ch. 8.3 - Let F be a field and f(x)=a0+a1x+...+anxnF[x]....Ch. 8.3 - Prove Corollary 8.18: A polynomial of positive...Ch. 8.3 - Corollary requires that be a field. Show that...Ch. 8.3 - Let be an irreducible polynomial over a field ....Ch. 8.3 - Let be a field. Prove that if is a zero of then...Ch. 8.3 - Prob. 10ECh. 8.3 - Prob. 11ECh. 8.3 - Prob. 12ECh. 8.3 - Prob. 13ECh. 8.3 - Prob. 14ECh. 8.3 - Prob. 15ECh. 8.3 - Prob. 16ECh. 8.3 - Suppose that f(x),g(x), and h(x) are polynomials...Ch. 8.3 - Prove that a polynomial f(x) of positive degree n...Ch. 8.3 - Prove Theorem Suppose is an irreducible...Ch. 8.3 - Prove Theorem If and are relatively prime...Ch. 8.3 - Prove the Unique Factorization Theorem in ...Ch. 8.3 - Let ab in a field F. Show that x+a and x+b are...Ch. 8.3 - Let f(x),g(x),h(x)F[x] where f(x) and g(x) are...Ch. 8.3 - Prob. 24ECh. 8.3 - Prob. 25ECh. 8.3 - Prob. 26ECh. 8.3 - Prob. 27ECh. 8.4 - Label each of the following statements as either...Ch. 8.4 - Prob. 2TFECh. 8.4 - Prob. 3TFECh. 8.4 - Prob. 4TFECh. 8.4 - Prob. 5TFECh. 8.4 - Prob. 6TFECh. 8.4 - Prob. 7TFECh. 8.4 - Prob. 8TFECh. 8.4 - Prob. 9TFECh. 8.4 - Prob. 10TFECh. 8.4 - True or False
Label each of the following...Ch. 8.4 - Prob. 12TFECh. 8.4 - Prob. 13TFECh. 8.4 - Prob. 14TFECh. 8.4 - Prob. 15TFECh. 8.4 - 1. Find a monic polynomial of least degree over ...Ch. 8.4 - One of the zeros is given for each of the...Ch. 8.4 - Prob. 3ECh. 8.4 - Prob. 4ECh. 8.4 - Prob. 5ECh. 8.4 - Prob. 6ECh. 8.4 - Prob. 7ECh. 8.4 - Prob. 8ECh. 8.4 - Prob. 9ECh. 8.4 - Prob. 10ECh. 8.4 - Prob. 11ECh. 8.4 - Prob. 12ECh. 8.4 - Factor each of the polynomial in Exercise as a...Ch. 8.4 - Factor each of the polynomial in Exercise as a...Ch. 8.4 - Prob. 15ECh. 8.4 - Factors each of the polynomial in Exercise 1316 as...Ch. 8.4 - Prob. 17ECh. 8.4 - Show that the converse of Eisenstein’s...Ch. 8.4 - Prob. 19ECh. 8.4 - Prob. 20ECh. 8.4 - Use Theorem to show that each of the following...Ch. 8.4 - Prob. 22ECh. 8.4 - Prove that for complex numbers .
Ch. 8.4 - Prob. 24ECh. 8.4 - Prob. 25ECh. 8.4 - Prob. 26ECh. 8.4 - Prob. 27ECh. 8.4 - Prob. 28ECh. 8.4 - Prob. 29ECh. 8.4 - Prob. 30ECh. 8.4 - Prob. 31ECh. 8.4 - Prob. 32ECh. 8.4 - Let where is a field and let . Prove that if is...Ch. 8.4 - Prob. 34ECh. 8.4 - Prob. 35ECh. 8.5 - Prob. 1TFECh. 8.5 - Prob. 2TFECh. 8.5 - Prob. 3TFECh. 8.5 - Prob. 4TFECh. 8.5 - Prob. 1ECh. 8.5 - Prob. 2ECh. 8.5 - Prob. 3ECh. 8.5 - Prob. 4ECh. 8.5 - Prob. 5ECh. 8.5 - Prob. 6ECh. 8.5 - In Exercises , use the techniques presented in...Ch. 8.5 - Prob. 8ECh. 8.5 - Prob. 9ECh. 8.5 - Prob. 10ECh. 8.5 - Prob. 11ECh. 8.5 - Prob. 12ECh. 8.5 - Prob. 13ECh. 8.5 - Prob. 14ECh. 8.5 - Prob. 15ECh. 8.5 - Prob. 16ECh. 8.5 - Prob. 17ECh. 8.5 - Prob. 18ECh. 8.5 - Prob. 19ECh. 8.5 - Prob. 20ECh. 8.5 - Prob. 21ECh. 8.5 - Prob. 22ECh. 8.5 - Prob. 23ECh. 8.5 - Prob. 24ECh. 8.5 - Prob. 25ECh. 8.5 - Prob. 26ECh. 8.5 - Prob. 27ECh. 8.5 - Prob. 28ECh. 8.5 - Prob. 29ECh. 8.5 - Prob. 30ECh. 8.5 - Derive the quadratic formula by using the change...Ch. 8.5 - Prob. 32ECh. 8.6 - True or False
Label each of the following...Ch. 8.6 - Prob. 2TFECh. 8.6 - Prob. 3TFECh. 8.6 - Prob. 1ECh. 8.6 - Prob. 2ECh. 8.6 - Prob. 3ECh. 8.6 - In Exercises, a field , a polynomial over , and...Ch. 8.6 - In Exercises , a field , a polynomial over , and...Ch. 8.6 - In Exercises , a field , a polynomial over , and...Ch. 8.6 - Prob. 7ECh. 8.6 - If is a finite field with elements, and is a...Ch. 8.6 - Construct a field having the following number of...Ch. 8.6 - Prob. 10ECh. 8.6 - Prob. 11ECh. 8.6 - Prob. 12ECh. 8.6 - Prob. 13ECh. 8.6 - Prob. 14ECh. 8.6 - Prob. 15ECh. 8.6 - Each of the polynomials in Exercises is...Ch. 8.6 - Prob. 17ECh. 8.6 - Prob. 18E
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, algebra and related others by exploring similar questions and additional content below.Similar questions
- 1. Find a monic polynomial of least degree over that has the given numbers as zeros, and a monic polynomial of least degree with real coefficients that has the given numbers as zeros. a. b. c. d. e. f. g. and h. andarrow_forwardLet where is a field and let . Prove that if is irreducible over , then is irreducible over .arrow_forwardLabel each of the following statements as either true or false. We say that cF is a solution to the polynomial equation f(x)=0 if and only if f(c)=0inF.arrow_forward
- Let f(x) = x + x² + x + 1 E Z,[x]. Write f(x) as a product of irre- ducible polynomials over Z,.arrow_forwardFind the splitting field for f (x) = (x2 + x + 2)(x2 + 2x + 2) overZ3[x]. Write f (x) as a product of linear factors.arrow_forwardLet F be an infinite field and let f(x), g(x) E F[x]. If f(a) = g(a) for infinitely many elements a of F, show that f(x) = g(x).arrow_forward
- Let F be a field and let f(x) = a,x" + a„-p"-1 + · .. Prove that x - 1 is a factor of f(x) if and only if a, + a„-1 + ·.. + ao E F[x]. ao = 0.arrow_forwardLet F be a field of characteristic # 2. Let a and ß be roots of X2 - ae F(X) and X² − b e F(X), respectively. Show that (a + ß) is a root of X4-2 (a + b) X² + (a - b)².arrow_forwardLet f(x) ∈ F[x] (F is a field) and c ∈ F. If f(x) is irreducible in F[x], then so is f(x − c).arrow_forward
- Let F be a field and let f(x) = a,r" + an-x"-1 + . .. + ao E F[x]. Prove that x - 1 is a factor of f(x) if and only if a, + a„-1 + a = 0.arrow_forwardLet & be a zero of f(x)=x2 +2x+2 in some extension field of Z3. Find the other zero of f (x) in Z3[&]arrow_forwardLet F be a field and let p(x) ∈ F[x]. If f(x), g(x) ∈ F[x] anddeg f(x) < deg p(x) and deg g(x) < deg p(x), show that f(x)+<p(x)> = g(x)+ <p(x)> implies f(x) =g(x).arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:CengageElements Of Modern AlgebraAlgebraISBN:9781285463230Author:Gilbert, Linda, JimmiePublisher:Cengage Learning,
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:9781133382119
Author:Swokowski
Publisher:Cengage
Elements Of Modern Algebra
Algebra
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Cengage Learning,
Ring Examples (Abstract Algebra); Author: Socratica;https://www.youtube.com/watch?v=_RTHvweHlhE;License: Standard YouTube License, CC-BY
Definition of a Ring and Examples of Rings; Author: The Math Sorcerer;https://www.youtube.com/watch?v=8yItsdvmy3c;License: Standard YouTube License, CC-BY